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High-Purity D(-)-p-Hydroxyphenylglycine p-Toluenesulfonate Salt from Japan

p-Toluenesulfonic acid salt of D(-)-p-Hydroxyphenylglycine (>99.5% purity), HTS 2922.50.11.00 as organic acid salt of specified compound. Used in resolution of enantiomers.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Chiral HPLC method validation

TsOH counterion quantification

Patent status for exclusivity claims